Clear-Com

Audio Expansion Board (AEB) (700-11-01)

Provides standard interface for analog inputs and outputs Enables connection of up to 8 user panels per interface Up to 4 Audio Expansion...

Specifications

Number of ports: 8 per card. Max of 4 option cards per MIU
Type: Balanced audio on RJ45
Frequency response: 20Hz to 20kHz (16kHz sampling)
Nominal input level: 0dBu
Maximum input level: +20dBu
Input level adjustment: Via software from -10.5dB to +12dB
Input impedance: > 10kΩ
Type: Electronically balanced on RJ45 connector
Output impedance: < 20Ω
Nominal output level: 0dBu
Maximum output level: +20dBu
Output level adjustment: Via software from -34.5dB to +12dB including full mute option
Distortion: <0.05% when routed locally
Noise: < -60dB unweighted
Panel Data: Type: RS422 balanced data, directly coupled
Data Rate: 230400 baud, 8 data bits, 2 stop bits, 1 start bit, no parity
Protocol: Proprietary
Recommended cable type: CAT6 STP
Maximum cable length: 300m
Pin 1: RS422 Data In +
Pin 2: RS422 Data In -
Pin 3: RS422 Data Out +
Pin 4: Audio In -
Pin 5: Audio In +
Pin 6: RS422 Data Out -
Pin 7: Audio Out +
Pin 8: Audio Out -
Operating Temperature: 32 to 122°F (0 to 50°C)
Storage Temperature: -4 to 185°F (-20 to 85°C)
Operating Humidity: 0 to 90%, non-condensing, relative humidity; 5.5 x 0.67 x 8.1in (WxHxD); (140 x 17 x 202mm); 7.1oz (200g)
MTBF: 80,000 hours

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